3 pounds beef rump roast 2 large onions, chopped 1 cup red wine vinegar, or to taste 1 cup water 1 tablespoon salt 1 tablespoon ground black pepper 1 tablespoon white sugar 10 whole cloves, or more to taste 2 bay leaves, or more to taste 2 tablespoons all-purpose flour salt and ground black pepper to taste 2 tablespoons vegetable oil 10 gingersnap cookies, crumbled Place beef rump roast, onions, vinegar, water, 1 tablespoon salt, 1…